Has COVID-19 lowered physical activity practice while boosting online searches for professional exercise information?

COVID-19 is an infectious and contagious disease, caused by the SARS-CoV-2 virus. Due to the rapid spreading of the virus and its lethal consequences, the WHO declared a pandemic. One of the main strategies to treat and prevent the spreading was the stay home safe, a social isolation situation that was accompanied by the closing of fitness gyms, city parks and facilities proper to exercise.

Beta-Alanine Supplementation Improved 10-km Running Time Trial in Physically Active Adults.

The purpose of this study was to investigate the effects of β-alanine supplementation on a 10 km running time trial and lactate concentration in physically active adults. Sixteen healthy subjects were divided randomly into two groups: β-alanine ( = 8) and placebo group ( = 8). The experimental group ingested 5 g/day of β-alanine plus 1 g of resistant starch, and control group ingested 6 g of resistant starch, both for 23 days.

Resistance training improves aortic structure in Wistar rats.

Background: Little information is available on the effects of resistance training on the aortic wall.

Objective: This study aimed to quantify the effects of a resistance-training program on blood pressure and aortic wall structural components.

Methods: Rats (aged three months) were randomized into sedentary group (control group, CG; n=10) or trained group (TG; n=10).